Home / 3,251.45-4,875.42-1,029.87

Finding the Fourth Proportional to 3,251.45, 4,875.42 and 1,029.87

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Solution

The fourth proportional to 3,251.45, 4,875.42 and 1,029.87 is: 1,544.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.45 : 4,875.42 = 1,029.87 : x
  2. Step 2: Convert to fraction form
    3,251.45/4,875.42 = 1,029.87/x
  3. Step 3: Cross multiply
    3,251.45x = 4,875.42 × 1,029.87
  4. Step 4: Simplify right side
    3,251.45x = 5,021,048.80
  5. Step 5: Solve for x
    x = 5,021,048.80/3,251.45
  6. Step 6: Final answer
    x = 1,544.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.